A. 24 hours
B. 1-2 days
C. 3-5 days
D. 7 days
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Related Mcqs:
- In non zinc containing dental amalgam alloy the percentage of zinc present is______________?
- A. Less than 0.02% B. Less than 0.1% C. Less than 0.01% D. None of the above...
- Moisture contamination of amalgam can lead to_____________?
- A. Marginal breakdown B. Shrinkage C. Delayed expansion D. increased stresses...
- Advantage of zinc containing amalgam is_______________?
- A. Better handling property B. Dimensional Stability C. Resistance to creep D. Toxicity to pulp and dentin...
- Cause of expansion in zinc containing amalgam is_____________?
- A. Zinc and water B. Water C. Hydrogen D. Nascent oxygen...
- The ADA specification No 1 for composition of amalgam alloy recommends______________?
- A. 65% silver, 32% tin and 3% copper B. 49% silver, 32% tin and 19% cooper C. 65% silver, 29% tin and 5-6% copper D. None of the above...
- Mercury rich condition in a slow setting amalgam alloy system in a resoration in______________?
- A. Accelerated corrosion B. Fracture of the restoration C. Merginal damage D. All of the above...
- Which of the following are characteristic feature of high copper amalgam alloy ?
- A. Low compressive strength B. High marginal breakdown C. Less marginal # D. High creep...
- In amalgam alloy which acts as oxygen scavenger_____________?
- A. Cu B. Zn C. Pd D. Ag...
- Which of the following constituents of amalgam alloy decreases expansion____________?
- A. Copper B. Zinc C. Silver D. Tin...
- The largest component of amalgam alloy is_____________?
- A. Silver B. Tin C. Zinc D. Copper...
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